Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5614593 | Preparation of matte vinyl chloride polymer and composition thereof | Minoru Shigemitsu, Osamu Matsumoto, Makoto Suzuki | 1997-03-25 |
| 5403899 | Method for preparing powder including adding fluoro non-ionic surfactant after 70% polymerization is reached of vinyl chloride polymers | Tadashi Amano | 1995-04-04 |
| 5342906 | Method for the suspension polymerization of vinyl chloride monomer | Tadashi Amano | 1994-08-30 |
| 5235012 | Method for polymerizing vinyl chloride with controlled water addition | Ichiro Kaneko, Tadashi Amano | 1993-08-10 |
| 5194536 | Process of preparing lower vinyl chloride polymer by suspension polymerization | Makoto Fujiwara, Toshikatsu Yamamuro | 1993-03-16 |
| 5132382 | Method for the preparation of a polyvinyl chloride resin powder with improved flowability | Genji Noguki, Tadashi Amano | 1992-07-21 |